Hi Benjy
Is it ECAD you are looking for?
Then I can recommend eplan
check out www.eplan.co.uk
It will draw electrical schematics, auto cross reference auto draw terminal diagrams and produce PLC information to pass to the programmer.
Its been about now for 20 years, so its well established
EPLAN schematic software is available through out the world
Internet www.rittal.com
If it is a UK site you wish to see it on please try www.eplan.co.uk or www.rittal.co.uk
The Compact product is the entry level.
If its an electrical design software you need, not electronic try eplan. Have a look at the site www.eplan.de. You can select the english site ok and then select your country, as they are in 49 countries. They have a package called EPLAN 5 Compact that may be of interest.
We use EPLAN to create our electrical schematic documentation. As one guy has said, why use AutoCAD, it is a drawing package not a dedicated software suite. EPLAN will allow you to draw a schematic and automatically create your Bill of Materials, Terminal diagrams, wiring lists, and if you are...
EPLAN Electrical DEsign Software has Auto wire numbering and device numbering. Auto cross reference and will produce Cable connection Diagrams
see www.eplan.co.uk